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[ Production Logging Tool ]


Excerpt

Сased-hole logging tool assessing the borehole production or injection flow profile: the amount of fluid going out to the reservoir or in the borehole via each perforation zone or tuning/casing leaks. 

The corresponding logging service is called PLT survey.


The tool includes multiple sensors to assess the flow velocity and fluid type and correlate the tool location with OH logs (see table below).


Navigation tools
1GR Gamma Ray
2CCL Casing Colar Locator
3INCLTrajectory Deviation

Flow Rate Measuring & Flow Indicating tools
4
TEMP
Temperature
5PRESPressure
6
FBSFull-Bore Spinner
7
5CFSContinuous Flow Spinner
8
6ILSIn-Line Spinner
9
7HEX
Heat Exchange Anemometer
Thermal Anemometer
8USFUltrasonic Flowmeter
9SNLSpectral Noise Logging Tool

Borehole fluid hold-up tools
10TEMPFluid Temperature
11PRESFluid Pressure
12DENSGGamma-Gamma
10CONDFluid Conductivity11CAPFluid Capacitance12RHO
Fluid Density
13
GRAD14
DENSU
Gradiomanometer
Ultrasonic Fluid Density
14DIFPPressure gradient
15CONDFluid Conductivity
16CAPFluid Capacitance
17IRGInfra-red Gas Hold-up



Borehole cross-section tool
18
XYCXY Caliper
15

Conveyance tools
19RC-33-arm Roller Centralizer
16
20RC-44-arm Roller Centralizer
17
21BSСBowSpring Centralizer